Somerville, NJ
Local storm history & FEMA National Risk Index data
Somerville is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for Somerset County, NJ. The county's highest-rated hazards are inland flooding, winter weather, and strong wind.
Storm events near Somerville
NOAA-recorded tornado, hail, and flood events within 25 miles of Somerville's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Somerville itself, not the whole county.
County-wide hazard risk
Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Somerset County's FEMA National Risk Index scores, covering Somerville along with the rest of the county, not a Somerville-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 35.4 | Very Low |
| Inland Flooding | 95 | Relatively High |
| Coastal Flooding | 29.4 | Very Low |
| Earthquake | 88.5 | Relatively Low |
| Heat Wave | 88 | Relatively Moderate |
| Tornado | 72.3 | Relatively Moderate |
| Avalanche | — | Not Applicable |
| Cold Wave | 74 | Relatively Moderate |
| Drought | 58.5 | Relatively Low |
| Hail | 15.3 | Very Low |
| Hurricane | 83.5 | Relatively Moderate |
| Ice Storm | 90.8 | Relatively High |
| Landslide | 23.1 | Very Low |
| Lightning | 83.4 | Relatively High |
| Strong Wind | 93.8 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 94.2 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Somerset County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Somerset County:
More on Somerset County:
Frequently asked questions
What natural hazards is Somerville, NJ at risk of?
Somerville is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for Somerset County, where Somerville is located, are inland flooding, winter weather, and strong wind.
What is Somerville's biggest natural hazard risk?
Inland Flooding is the highest-rated hazard for Somerset County, where Somerville is located, scoring 95 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Somerville a high-risk area for natural disasters?
Somewhat — Somerville carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for Somerset County.
Has Somerville had tornadoes, hail, or flooding?
NOAA has recorded 14 tornado, 107 hail, 399 inland flooding events within 25 miles of Somerville since 2016.